84801420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42829}}^1$

素因数の和:42855

約数の個数: 72

約数和(自身を含む): 280622160

約数和(自身を除く): 195820740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 42829, 85658, 128487, 171316, 214145, 256974, 385461, 428290, 471119, 513948, 642435, 770922, 856580, 942238, 1284870, 1413357, 1541844, 1884476, 1927305, 2355595, 2569740, 2826714, 3854610, 4240071, 4711190, 5653428, 7066785, 7709220, 8480142, 9422380, 14133570, 16960284, 21200355, 28267140, 42400710, 84801420]

約数ペア:

[(1, 84801420), (2, 42400710), (3, 28267140), (4, 21200355), (5, 16960284), (6, 14133570), (9, 9422380), (10, 8480142), (11, 7709220), (12, 7066785), (15, 5653428), (18, 4711190), (20, 4240071), (22, 3854610), (30, 2826714), (33, 2569740), (36, 2355595), (44, 1927305), (45, 1884476), (55, 1541844), (60, 1413357), (66, 1284870), (90, 942238), (99, 856580), (110, 770922), (132, 642435), (165, 513948), (180, 471119), (198, 428290), (220, 385461), (330, 256974), (396, 214145), (495, 171316), (660, 128487), (990, 85658), (1980, 42829)]